Sink



FIG. 1 is a top, left, front perspective view of an embodiment of the claimed design;

FIG. 2 is a top, right, rear perspective view of the claimed design of FIG. 1;

FIG. 3 is a top plan view of the claimed design of FIG. 1;

FIG. 4 is a front elevation view of the claimed design of FIG. 1;

FIG. 5 is a left-side elevation view of the claimed design of FIG. 1;

FIG. 6 is a right-side elevation view of the claimed design of FIG. 1;

FIG. 7 is a rear elevation view of the claimed design of FIG. 1; and,

FIG. 8 is a bottom plan view of the claimed design of FIG. 1.

The ornamental design which is claimed is shown in solid lines in the drawings. The dash-dash broken lines in the drawings are for the purpose of illustrating unclaimed surfaces or environment of the design. The dot-dash-dot broken lines in the drawings defined unclaimed boundaries of the design. Thus, the broken lines are for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for a sink, as shown and described. 